Answer:
its 19....................
Answer:
z = - .5
Step-by-step explanation:
z = (x - μ)/ σ
z = 56 - 60/8 = -.5
Answer: 6 tenths
Step-by-step explanation:
3/5 = 6/10 (multiply by 2)
Answer:
12 mph and 16 mph
Step-by-step explanation:
distance = speed * time
56 = s * 2 + (s - 4) * 2
56 = 2s + 2s - 8
56 = 4s - 8
64 = 4s
16 = s
s = 16
s - 4 = 12
Answer:
sry
Step-by-step explanation:
https://www.symbolab.com/solver/step-by-step/-3%2B8